About Agnieszka Szefer
Agnieszka Szefer is a co-founder & CEO, director at HardLabs Technologies.
Experience
This experience comes from Agnieszka Szefer's profile and from SEC filings. For roles taken from filings, the years are when the filings name Agnieszka Szefer in the role, so the role may have started earlier or lasted longer.
HardLabs Technologies, Inc. Current
Co-founder & CEO, director
2026 – Present · San Francisco, CA
Board simulation software for electronics teams testing hardware and firmware.
KT
Kiso Technology Current
Member of Technical Staff
2026 – Present
IV
Independent Ventures
Co-Founder
2024 – 2026
BV
Bain Capital Ventures
Director of Data Science & Engineering
2022 – 2024
GY
Gyfted
Engineering & Machine Learning Advisor
2020 – 2022
SF
Stitch Fix
Senior Data Scientist
2018 – 2022
SM
Smoove
Co-Founder & Founding Machine Learning Engineer
2018 – 2020
CI
CircleUp
Software Engineer - Machine Learning
2015 – 2018
QI
QuanticMind (formerly InsideVault)
Junior Software Engineer
2014 – 2015
KI
King
Data Science Intern
2014
AM
Amazon
Software Development Engineer Intern
2012 – 2013
IL
Imperial College London
Undergraduate Teaching Assistant
2012
Key Colleagues at Startups
The people Agnieszka Szefer works with at each company, as listed on that company's latest Form D.
HardLabs Technologies, Inc. · Form D, Sep 16, 2026
HT
Henry Tonoyan
Promoter
AS
Adam Szefer
Co-founder & CTO, director